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Finding the Fourth Proportional to 444,001.70, 666,002.55 and 163,460.90

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Solution

The fourth proportional to 444,001.70, 666,002.55 and 163,460.90 is: 245,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,001.70 : 666,002.55 = 163,460.90 : x
  2. Step 2: Convert to fraction form
    444,001.70/666,002.55 = 163,460.90/x
  3. Step 3: Cross multiply
    444,001.70x = 666,002.55 × 163,460.90
  4. Step 4: Simplify right side
    444,001.70x = 108,865,376,225.30
  5. Step 5: Solve for x
    x = 108,865,376,225.30/444,001.70
  6. Step 6: Final answer
    x = 245,191.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.